GB/T 12459  弯头 DN 300-Sch80S90ELc-Sch120

DN 300-Sch80S 90ELc-Sch120

DN150-PN10 BL Rf RJ23.75900MFht

WN25-150 RF Sch80 H1=12

wn40-25 rffEL0-2500 FF /data/src�

WN80-16RF S=44.0F

PL150(B)-10RFHG/T2059650

47021C-M400-1.6 �

WN 125-150 RF S=6.4/

WN40-100RJ

WN40(B)-16GH00(b)-6 rf70FSch80SF�